Table 3.
CBQ sample: recruitment effectiveness, participants’ characteristics, and cost per CBQ participant for all methods combined.
| Full CBQ Sample |
EHR | Flyer- Targeted |
Community Events |
Clinic | Biobank | Staff Network |
Flyer- General |
|||
|---|---|---|---|---|---|---|---|---|---|---|
| Invitation | Type | Active | Passive | Active invitation of a group | Active | Active | Active invitation of network | Passive | ||
| Recruitment effectiveness | N | 1118 | 63 | 124 | 54 | 487 | 100 | 99 | 191 | |
| Consent Rate | 56% | 36% | na | 73% | 88% | 22% | na | na | ||
| CBQ Rate | 70% | 60% | 79% | 89% | 60% | 68% | 90% | 92% | ||
| Participants characteristics | Age | <45y old | 47% | − | + | + | − | − | + | + |
| >65y old | 21% | + | − | − | + | + | − | − | ||
| Gender | male | 36% | − | − | + | + | − | − | − | |
| Race and Ethnicity | Latino/a | 35% | − | + | − | − | + | − | − | |
| not White non-Latino/a | 46% | − | + | − | − | − | + | + | ||
| Education | High school or less | 18% | − | − | − | + | + | − | − | |
| Employment | not employed | 40% | + | − | + | + | + | − | − | |
| Geo-Income | <$33,948 | 16% | − | + | + | + | + | − | − | |
| Cost (marginal and start-up) | $787 | $1,669 | $676 | $656 | $733 | $1,295 | $582 | $578 |
Abbreviations: consented, provided blood and completed the questionnaire (CBQ), electronic health records (EHR), not available (na)
Dark grey (+): higher consent or CBQ rate, more diverse cohort and lower cost per CBQ participant for the recruitment method compared to the full CBQ Sample.
White (−): lower consent or CBQ rate, less diverse cohort and higher cost per CBQ participant for the recruitment method compared to the full CBQ Sample.